[Retros] Initiation to PGs + brute force
François Perruchaud
francois.perruchaud at wanadoo.fr
Sun Dec 20 13:52:13 EST 2009
Eric Angelini a écrit :
> I was wondering, seeing the "at home" examples, if
> brute force has already being used to check all "at
> home PG" positions [...]
A few years ago, I tested :
- 435 At Home positions with 14 units : 25 correct PGs (5,7%).
- 4060 At Home positions with 13 units : 41 correct PGs (1%).
- 27405 At Home positions with 12 units : 276 correct PGs (1%).
- Only 50000 of the 142506 At Home positions with 12 units : 525 correct
PGs.
I don't remember if i counted PGs with multiplicity.
(Results are not in a convenient form)
FPC
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